SF0140BA03068S ICST | Alldatasheet

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Technical content

140 MHz Low-Loss Filter

4 MHz Bandwidth

Part Number SF0140BA03068S Micro Networks., 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.icst.com TYPICAL PERFORMANCE Hori zontal: 4.0 MHz/div Vertical (from top): Magnitude 10 dB/div Magnitude 1 dB/div Grou p Delay 100 ns/div SPECIFICATION Parameter Min. Typ. Max. Units. Center Frequency ( Fc) 1 139.6 140.0 140.4 MHz Insertion Loss 12.0 12.5 dB 1 dB Bandwidth 3.4 4.1 MHz 3 dB Bandwidth 4.0 4.86 MHz 40 dB Bandwidth 7.75 9.1 MHz Passband Ripple 2 0.4 1.0 dB p-p Phase Ripple 2 2.0 6.0 deg p-p Group Delay Ripple 2 50 100 ns p-p Absolute Delay 1.2 us Ultimate Rejection 40 50 dB Temperature Coefficient of Frequency -18 ppm/º C Substrate Material Lithium Tantalate Source and Load Impedance 50 Ω Ambient Temperature 25 º C Notes: 1. Mean Value of 3 dB points. 3dB measured from peak. 2. Measured over 90% of minimum 3 dB Bandwidth Rev X3 19-May-04 Page 1 of 2

Part Number SF0140BA03068S Micro Networks., 324 Clark Street, Worcester, MA 01606, USA tel: 508-852-5400, fax:508-852-8456, www.icst.com Micro Networks Worldwide Headquarters: 324 Clark Street Worcester, MA 01606. tel: 508-852-5400 fax: 508-852-8456 PACKAGE OUTLINE Units: mm Pin Configuration: Input: 11 Input Return: 12 Output: 5 Output Return: 6 Ground: All other pins Ls2Ls1 Cp1 14 8 1 7 MATCHING CIRCUIT Component values: Ls1 = 139 nH Ls2 = 112 nH (Minimum Q = 45) Cp1 = 39 pF Notes 1. Recommend use of 5% tolerance components. 2. Optimum values depend on board layout. Values intended as guide only. ISO 9001 Registered www.icst.com Rev X3 19-May-04 Page 2 of 2